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Data Criteria (QDM Variables)
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$AllStrokes =
- Union of:
- "Diagnosis, Active: Hemorrhagic Stroke"
- "Diagnosis, Active: Ischemic Stroke"
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$StrokeDuringEncounter =
- $AllStrokes starts during "Occurrence A of Encounter, Performed: Inpatient Encounter"
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Data criteria (QDM Data Elements)
- "Diagnosis, Active: Hemorrhagic Stroke" using "Hemorrhagic Stroke Grouping Value Set (2.16.840.1.113883.3.117.1.7.1.212)"
- "Diagnosis, Active: Ischemic Stroke" using "Ischemic Stroke Grouping Value Set (2.16.840.1.113883.3.117.1.7.1.247)"
- "Encounter, Performed: Inpatient Encounter" using "Inpatient Encounter SNOMEDCT Value Set (2.16.840.1.113883.3.117.1.7.1.23)"
- "Medication, Order: Antithrombotic Therapy" using "Antithrombotic Therapy RXNORM Value Set (2.16.840.1.113883.3.117.1.7.1.201)"
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Supplemental Data Elements
- "Patient Characteristic Ethnicity: Ethnicity" using "Ethnicity CDCREC Value Set (2.16.840.1.114222.4.11.837)"
- "Patient Characteristic Payer: Payer" using "Payer SOP Value Set (2.16.840.1.114222.4.11.3591)"
- "Patient Characteristic Race: Race" using "Race CDCREC Value Set (2.16.840.1.114222.4.11.836)"
- "Patient Characteristic Sex: ONC Administrative Sex" using "ONC Administrative Sex AdministrativeSex Value Set (2.16.840.1.113762.1.4.1)"
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Population criteria
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Initial Population =
- AND: Age >= 18 year(s) at: "Occurrence A of Encounter, Performed: Inpatient Encounter"
- AND: "Occurrence A of Encounter, Performed: Inpatient Encounter" satisfies all
- during "Measurement Period"
- (length of stay <= 120 day(s))
- AND: $StrokeDuringEncounter
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Denominator =
- AND: Initial Population
- AND: "Diagnosis, Active: Ischemic Stroke" starts during "Occurrence A of Encounter, Performed: Inpatient Encounter"
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Denominator Exclusions =
- None
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Numerator =
- AND: "Diagnosis, Active: Ischemic Stroke" fulfills "Medication, Order: Antithrombotic Therapy"
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Numerator Exclusions =
- None
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Denominator Exceptions =
- None
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Stratification =
- None